DJ/Music Producer Mark Ronson and Model Girlfriend Split

Mark Ronson, the DJ music producer and brother of Lindsay Lohan’s gal pal Samantha Ronson, has split from his girlfriend, model Daisy Lowe, PEOPLE has confirmed.

Reps for Lowe and Ronson declined to give a reason why the pair ended their relationship after about six months.

Daisy Lowe out with mom Pearl

Daisylowegwenstefanistepdaughter01Model and celebrity baby Daisy Lowe, 18, whose father is Gavin Rossdale, 41, showed her style while